Q: Is 723,040 a Prime Number?
A: No, 723,040 is not a prime number.
A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 723040 can be evenly divided by 1 2 4 5 8 10 16 20 32 40 80 160 4,519 9,038 18,076 22,595 36,152 45,190 72,304 90,380 144,608 180,760 361,520 and 723,040, with no remainder.
Since 723,040 cannot be divided by just 1 and 723,040, it is not a prime number.